Chromazurol S
Buy Chromazurol S (CAS 1667-99-8) from Zemixal. Request a quote with price, lead time and documents. Catalogue no. ZX-000330.
About Chromazurol S
Chromazurol S sits in our indicators, Chelating Agents & Test Papers section and ships worldwide from stock or short lead time. Identity at a glance: CAS 1667-99-8, formula C23H13Cl2Na3O9S and molar mass 605.3 g/mol. Typical appearance is dark blue to very dark blue powder.
Where it is used
- Titration end-point detection
- pH determination
- Analytical testing
Safe handling
Classified under GHS with signal word Warning and hazard statements H315, H319 and H335. Read the SDS before first use.
Available as 5 g, 10 g, 25 g, 100 g and 1 kg. Larger or split packs can be arranged. You receive a batch certificate of analysis and a 16-section SDS with each order. Add it to your quote list and our team replies with price, lead time and shipping options within one business day.
Typical uses
- Titration end-point detection
- pH determination
- Analytical testing
Applications
Specifications and identifiers
| Product name | Chromazurol S |
|---|---|
| Catalogue number | ZX-000330 |
| CAS number | 1667-99-8 |
| IUPAC name | trisodium;5-[(3-carboxy-5-methyl-4-oxocyclohexa-2,5-dien-1-ylidene)-(2,6-dichloro-3-sulfonatophenyl)methyl]-3-methyl-2-oxidobenzoate |
| Molecular formula | C23H13Cl2Na3O9S |
| Molar mass | 605.3 g/mol |
| Exact mass | 603.935 |
| Physical form | Powder |
| Appearance | Dark blue to very dark blue powder |
| H-bond donors / acceptors | 1 / 9 |
| Topological polar surface area | 183 Ų |
| HS code | 32049000 |
| InChIKey | FUIZKNBTOOKONL-UHFFFAOYSA-K |
| SMILES | CC1=CC(=CC(=C1[O-])C(=O)[O-])C(=C2C=C(C(=O)C(=C2)C(=O)O)C)C3=C(C=CC(=C3Cl)S(=O)(=O)[O-])Cl.[Na+].[Na+].[Na+] |
| PubChem CID | 54736314 |
| Synonyms | Chromeazurol S, Chrome Azurol S, Mordant Blue 29, C.I. Mordant Blue 29, Chrome Azurol, Chromeazurol S, Dye content 50 % |
Lot values are stated on the batch certificate of analysis. Ask for a typical COA with your quotation.
Safety and GHS hazards
Signal word Warning
- H315Causes skin irritation
- H319Causes serious eye irritation
- H335May cause respiratory irritation
Precautionary statements P261, P264, P264 + P265, P271, P280, P302 + P352, P304 + P340, P305 + P351 + P338, P319, P321, P332 + P317, P337 + P317, P362 + P364, P403 + P233, P405, P501
Classification summarised from public GHS notifications. It can vary with grade and concentration, so always follow the SDS supplied with your lot.
Pack sizes
| 5 g | Quoted on request | |
| 10 g | Quoted on request | |
| 25 g | Quoted on request | |
| 100 g | Quoted on request | |
| 1 kg | Quoted on request |
Need a different size? Bulk drums and custom packing are quoted on request through the quote form on this page.
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